1 #ifndef __ARCH_ARM_MACH_OMAP2_SDRC_H
2 #define __ARCH_ARM_MACH_OMAP2_SDRC_H
5 * OMAP2 SDRC register definitions
7 * Copyright (C) 2007 Texas Instruments, Inc.
8 * Copyright (C) 2007 Nokia Corporation
10 * Written by Paul Walmsley
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
18 #include <asm/arch/sdrc.h>
21 extern void __iomem *omap2_sdrc_base;
22 extern void __iomem *omap2_sms_base;
24 #define OMAP_SDRC_REGADDR(reg) (omap2_sdrc_base + (reg))
25 #define OMAP_SMS_REGADDR(reg) (omap2_sms_base + (reg))
27 /* SDRC global register get/set */
29 static void sdrc_write_reg(u32 val, u16 reg)
31 pr_debug("sdrc_write_reg: writing 0x%0x to 0x%0x\n", val,
32 (__force u32)OMAP_SDRC_REGADDR(reg));
34 __raw_writel(val, OMAP_SDRC_REGADDR(reg));
37 static u32 sdrc_read_reg(u16 reg)
39 return __raw_readl(OMAP_SDRC_REGADDR(reg));
42 /* SMS global register get/set */
44 static void sms_write_reg(u32 val, u16 reg)
46 pr_debug("sms_write_reg: writing 0x%0x to 0x%0x\n", val,
47 (__force u32)OMAP_SMS_REGADDR(reg));
49 __raw_writel(val, OMAP_SMS_REGADDR(reg));
52 static u32 sms_read_reg(u16 reg)
54 return __raw_readl(OMAP_SMS_REGADDR(reg));
57 #define OMAP242X_SDRC_REGADDR(reg) IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
58 #define OMAP243X_SDRC_REGADDR(reg) IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
59 #define OMAP34XX_SDRC_REGADDR(reg) IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
60 #endif /* __ASSEMBLER__ */